12967340

素因数分解:

$2^2\times 5^1\times {\mathrm{503}}^1\times {\mathrm{1289}}^1$

素因数の和:1801

約数の個数: 24

約数和(自身を含む): 27306720

約数和(自身を除く): 14339380

約数列:

[1, 2, 4, 5, 10, 20, 503, 1006, 1289, 2012, 2515, 2578, 5030, 5156, 6445, 10060, 12890, 25780, 648367, 1296734, 2593468, 3241835, 6483670, 12967340]

約数ペア:

[(1, 12967340), (2, 6483670), (4, 3241835), (5, 2593468), (10, 1296734), (20, 648367), (503, 25780), (1006, 12890), (1289, 10060), (2012, 6445), (2515, 5156), (2578, 5030)]